GIGABYTE GA-Z270X-GAMINGK5 Manual

GA-Z270X-Gaming K5

User's Manual

Rev. 1001

12ME-Z27GMK5-1001R

For more product details, please visit GIGABYTE's website.

To reduce the impacts on global warming, the packaging materials of this product are recyclable and reusable. GIGABYTE works with you to protect the environment.

Motherboard

GA-Z270X-Gaming K5

Nov. 18, 2016

Motherboard

GA-Z270X-Gaming K5

Nov. 18, 2016

Copyright

© 2016 GIGA-BYTE TECHNOLOGY CO., LTD. All rights reserved.

The trademarks mentioned in this manual are legally registered to their respective owners.

Disclaimer

Information in this manual is protected by copyright laws and is the property of GIGABYTE.

ChangestothespecificationsandfeaturesinthismanualmaybemadebyGIGABYTEwithoutpriornotice.

No part of this manual may be reproduced, copied, translated, transmitted, or published in any form or by any means without GIGABYTE's prior written permission.

For quick set-up of the product, read the Quick Installation Guide included with the product.In order to assist in the use of this product, carefully read the User's Manual.

For product-related information, check on our website at: http://www.gigabyte.com

Identifying Your Motherboard Revision

The revision number on your motherboard looks like this: "REV: X.X." For example, "REV: 1.0" means the revision of the motherboard is 1.0. Check your motherboard revision before updating motherboard BIOS, drivers, or when looking for technical information.

Example:

Table of Contents

GA-Z270X-Gaming K5 Motherboard Layout....................................................................		4
Chapter 1 Hardware Installation......................................................................................		5
1-1	Installation Precautions.....................................................................................	5
1-2	Product Specifications......................................................................................	6
1-3	Installing the CPU...........................................................................................	10
1-4	Installing the Memory......................................................................................	10
1-5 Installing an Expansion Card..........................................................................		11
1-6 Setting up AMD CrossFire™/NVIDIA® SLI™ Configuration...............................		11
1-7	Back Panel Connectors..................................................................................	12
1-8	Changing the Operational Amplifier................................................................	13
1-9	Internal Connectors........................................................................................	14
Chapter 2 BIOS Setup...................................................................................................		23
2-1	Startup Screen................................................................................................	23
2-2	M.I.T................................................................................................................	24
2-3	System............................................................................................................	30
2-4	BIOS...............................................................................................................	31
2-5	Peripherals......................................................................................................	34
2-6	Chipset............................................................................................................	37
2-7	Power..............................................................................................................	38
2-8	Save & Exit.....................................................................................................	40
Chapter 3 Appendix.......................................................................................................		41
3-1 Configuring a RAID Set..................................................................................		41
3-2	Drivers Installation..........................................................................................	44
Regulatory Statements..............................................................................................		45
Contact Us.................................................................................................................		48

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GA-Z270X-Gaming K5 Motherboard Layout

KB_MS_USB30				ATX_12V_2X4
				CPU_FAN
	SYS_FAN1
				CPU_OPT

DP HDMI	LGA1151	_FAN2
		SYS
TYPEC	ASMedia® USB 3.1 Gen 2
	Controller

R_USB31

USB_LAN

AUDIO

110

80

60

42

PCIEX1_1

Rivet Networks PCIEX16

Killer™ E2500 LAN

	GA-Z270X-Gaming K5
iTE®	PCIEX1_2	BAT
Super I/O

PCIEX8

CODEC

PCIEX1_3 80

60

42

TI Burr Brown®

NE5532P PCIEX4

F_AUDIO

GAIN

		_C
SPDIF_O LED			TPM

	ATX
M2M 32G	F USB30 2	F USB30 1
DDR4 4 DDR4 2 DDR4 3	DDR4 1
	4 0
	5 1	EXPRESS2
	SATA3
Intel® Z270		SATA
	2
	SATA3 3	EXPRESS1
32G		SATA
M2A_
U2_32G
M_BIOS	CLR_CMOS
B_BIOS
F_USB2 F_USB1 THB_C SYS_FAN3_	F_PANEL
PUMP

VGA CPU BOOT DRAM

Box Contents

55	GA-Z270X-Gaming K5 motherboard	55	Four SATA cables
55	Motherboard driver disk	55	I/O Shield
55	User's Manual	55	One G Connector
55	Quick Installation Guide

*The box contents above are for reference only and the actual items shall depend on the product package you obtain. The box contents are subject to change without notice.

-4 -

Chapter 1 Hardware Installation

1-1 Installation Precautions

The motherboard contains numerous delicate electronic circuits and components which can become damaged as a result of electrostatic discharge (ESD). Prior to installation, carefully read the user's manual and follow these procedures:

•• Prior to installation, make sure the chassis is suitable for the motherboard.

•• Prior to installation, do not remove or break motherboard S/N (Serial Number) sticker or warranty sticker provided by your dealer. These stickers are required for warranty validation.

•• Always remove the AC power by unplugging the power cord from the power outlet before installing or removing the motherboard or other hardware components.

•• When connecting hardware components to the internal connectors on the motherboard, make sure they are connected tightly and securely.

•• When handling the motherboard, avoid touching any metal leads or connectors.

•• It is best to wear an electrostatic discharge (ESD) wrist strap when handling electronic components such as a motherboard, CPU or memory. If you do not have an ESD wrist strap, keep your hands dry and first touch a metal object to eliminate static electricity.

•• Prior to installing the motherboard, please have it on top of an antistatic pad or within an electrostatic shielding container.

•• Before connecting or unplugging the power supply cable from the motherboard, make sure the power supply has been turned off.

•• Before turning on the power, make sure the power supply voltage has been set according to the local voltage standard.

•• Before using the product, please verify that all cables and power connectors of your hardware components are connected.

•• To prevent damage to the motherboard, do not allow screws to come in contact with the motherboard circuit or its components.

•• Make sure there are no leftover screws or metal components placed on the motherboard or within the computer casing.

•• Do not place the computer system on an uneven surface.

•• Do not place the computer system in a high-temperature or wet environment.

•• Turning on the computer power during the installation process can lead to damage to system components as well as physical harm to the user.

•• If you are uncertain about any installation steps or have a problem related to the use of the product, please consult a certified computer technician.

•• If you use an adapter, extension power cable, or power strip, ensure to consult with its installation and/or grounding instructions.

- 5 -

1-2	Product Specifications
	CPU	Support for 7th and 6th generation Intel® Core™ i7 processors/
		Intel® Core™ i5 processors/Intel® Core™ i3 processors/
		Intel® Pentium® processors/Intel® Celeron® processors in the LGA1151 package
		(Go to GIGABYTE's website for the latest CPU support list.)
		L3 cache varies with CPU
	Chipset	Intel® Z270 Express Chipset
	Memory	4 x DDR4 DIMM sockets supporting up to 64 GB of system memory
		* Due to a Windows 32-bit operating system limitation, when more than 4 GB of physical
		memory is installed, the actual memory size displayed will be less than the size of
		the physical memory installed.

Dual channel memory architecture

Support for DDR4 2400/2133 MHz memory modules

Support for ECC Un-buffered DIMM 1Rx8/2Rx8 memory modules (operate in non-ECC mode)

Support for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modulesSupport for Extreme Memory Profile (XMP) memory modules

(Go to GIGABYTE's website for the latest supported memory speeds and memory modules.)

Onboard	Integrated Graphics Processor-Intel® HD Graphics support:
Graphics	-	1 x DisplayPort, supporting a maximum resolution of 4096x2304@60 Hz

*Support for DisplayPort 1.2 version.

-1 x HDMI port, supporting a maximum resolution of 4096x2160@24 Hz

*Support for HDMI 1.4 version.

Maximum shared memory of 1 GB

Audio		Realtek® ALC1220 codec
	TI Burr Brown® NE5532P operational amplifier
	Support for Sound Blaster X-Fi MB5
	High Definition Audio
		2/4/5.1/7.1-channel
	Support for S/PDIF Out
LAN		Rivet Networks Killer™ E2500 LAN chip (10/100/1000 Mbit)
Expansion Slots		1 x PCI Express x16 slot, running at x16 (PCIEX16)

* For optimum performance, if only one PCI Express graphics card is to be installed, be sure to install it in the PCIEX16 slot.

1 x PCI Express x16 slot, running at x8 (PCIEX8)

* The PCIEX8 slot shares bandwidth with the PCIEX16 slot. When the PCIEX8 slot is populated, the PCIEX16 slot operates at up to x8 mode.

1 x PCI Express x16 slot, running at x4 (PCIEX4)

* The PCIEX4 slot shares bandwidth with all of the PCI Express x1 slots. When the PCIEX1_1, PCIEX1_2 or PCIEX1_3 slot is populated, the PCIEX4 slot operates at up to x1 mode.

	3 x PCI Express x1 slots
	(All of the PCI Express slots conform to PCI Express 3.0 standard.)
Multi-Graphics	Support for NVIDIA® Quad-GPU SLI™ and 2-Way NVIDIA® SLI™ technologies
Technology	Support for AMD Quad-GPU CrossFireX™ and 3-Way/2-Way AMD CrossFire™
	technologies
	- 6 -

Storage Interface		Chipset:
		- 1 x M.2 connector (Socket 3, M key, type 2242/2260/2280/22110 SATA and
		PCIe x4/x2 SSD support) (M2M_32G)
		- 1 x M.2 connector (Socket 3, M key, type 2242/2260/2280 SATA and PCIe
		x4/x2 SSD support) (M2A_32G)
		- 1 x U.2 connector
		- 3 x SATA Express connectors
		- 6 x SATA 6Gb/s connectors
		- Support for RAID 0, RAID 1, RAID 5, and RAID 10
		* Refer to "1-9 Internal Connectors," for the installation notices for the M.2 and SATA
		connectors.
USB		Chipset+ASMedia® USB 3.1 Gen 2 Controller:
		- 1 x USB Type-C™ port on the back panel, with USB 3.1 Gen 2 support
		- 1 x USB 3.1 Gen 2 Type-A port (red) on the back panel
		Chipset:
		- 7 x USB 3.1 Gen 1 ports (3 ports on the back panel, 4 ports available through
		the internal USB headers)
		- 6 x USB 2.0/1.1 ports (2 ports on the back panel, 4 ports available through
		the internal USB headers)
Internal		1 x 24-pin ATX main power connector
Connectors		1 x 8-pin ATX 12V power connector
		1 x CPU fan header
		1 x water cooling CPU fan header
		2 x system fan headers
		1 x system fan/water cooling pump header
		1 x RGB (RGBW) LED strip extension cable header
		3 x SATA Express connectors
		6 x SATA 6Gb/s connectors
		2 x M.2 Socket 3 connectors
		1 x U.2 connector
		1 x front panel header
		1 x front panel audio header
		1 x S/PDIF Out header
		2 x USB 3.1 Gen 1 headers
		2 x USB 2.0/1.1 headers
		1 x Trusted Platform Module (TPM) header
		1 x Thunderbolt™ add-in card connector
		1 x Clear CMOS jumper
		1 x audio gain control switch

- 7 -

Back Panel		1 x PS/2 keyboard/mouse port
Connectors		1 x DisplayPort
	1 x HDMI port
	1 x USB Type-C™ port, with USB 3.1 Gen 2 support
	1 x USB 3.1 Gen 2 Type-A port (red)
	3 x USB 3.1 Gen 1 ports
	2 x USB 2.0/1.1 ports
	1 x RJ-45 port
	1 x optical S/PDIF Out connector
	5 x audio jacks (Center/Subwoofer Speaker Out, Rear Speaker Out, Line In,
		Line Out, Mic In)
I/O Controller		iTE® I/O Controller Chip
Hardware		Voltage detection
Monitor		Temperature detection
	Fan speed detection
		Overheating warning
	Fan fail warning
	Fan speed control
			* Whether the fan (pump) speed control function is supported will depend on the fan
			(pump) you install.
BIOS		2 x 64 Mbit flash
	Use of licensed AMI UEFI BIOS
	Support for DualBIOS™
	PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0
Unique Features		Support for APP Center
			* Available applications in APP Center may vary by motherboard model. Supported
			functionsofeachapplicationmayalsovarydependingonmotherboardspecifications.
		-	3D OSD
		-	@BIOS
		-	AutoGreen
		-	BIOS Setup
		-	Color Temperature
		-	Cloud Station
		-	EasyTune
		-	Easy RAID
		-	Fast Boot
		-	Game Boost
		-	ON/OFF Charge
		-	Platform Power Management
		-	RGB Fusion
		-	Smart Backup
		-	Smart Keyboard
		-	Smart TimeLock
		-	System Information Viewer
		-	USB Blocker
		-	USB DAC-UP 2
		-	V-Tuner

- 8 -

Unique Features Support for 3TB+ UnlockSupport for Q-Flash

Support for Xpress Install

Bundled	Norton® Internet Security (OEM version)
Software	Intel® Optane™ Memory Ready
Operating	Support for Windows 10/8.1 64-bit
System	Support for Windows 7 32-bit/64-bit
	*	Operating systems supported may vary depending on your processor model.
	*	Please download the "Windows USB Installation Tool" from GIGABYTE's website
		and install it before installing Windows 7.
Form Factor	ATX Form Factor; 30.5cm x 24.4cm

*GIGABYTE reserves the right to make any changes to the product specifications and product-related information without prior notice.

Please visit GIGABYTE's website for support lists of CPU, memory modules, SSDs, M.2, and U.2 devices.

- 9 -

Please visit the Support\Utility List page on GIGABYTE's website to download the latest version of apps.

1-3	Installing the CPU
	Read the following guidelines before you begin to install the CPU:
	••	Make sure that the motherboard supports the CPU.
		(Go to GIGABYTE's website for the latest CPU support list.)
	••	Always turn off the computer and unplug the power cord from the power outlet before installing the
	••	CPU to prevent hardware damage.
		Locate the pin one of the CPU. The CPU cannot be inserted if oriented incorrectly. (Or you may
	••	locate the notches on both sides of the CPU and alignment keys on the CPU socket.)
		Apply an even and thin layer of thermal grease on the surface of the CPU.
	••	Do not turn on the computer if the CPU cooler is not installed, otherwise overheating and damage
	••	of the CPU may occur.
		Set the CPU host frequency in accordance with the CPU specifications. It is not recommended
		that the system bus frequency be set beyond hardware specifications since it does not meet the
		standard requirements for the peripherals. If you wish to set the frequency beyond the standard
		specifications, please do so according to your hardware specifications including the CPU, graphics
		card, memory, hard drive, etc.

Installing the CPU

Locate the alignment keys on the motherboard CPU socket and the notches on the CPU.

LGA1151 CPU Socket			LGA1151 CPU
Alignment Key	Alignment Key	Notch	Notch

Pin One Corner of the CPU Socket

Triangle Pin One Marking on the CPU

Do not remove the CPU socket cover before inserting the CPU. It may pop off from the load plate automatically during the process of re-engaging the lever after you insert the CPU.

1-4 Installing the Memory

Read the following guidelines before you begin to install the memory:

•• Make sure that the motherboard supports the memory. It is recommended that memory of the same capacity, brand, speed, and chips be used.

(Go to GIGABYTE's website for the latest supported memory speeds and memory modules.)

•• Always turn off the computer and unplug the power cord from the power outlet before installing the memory to prevent hardware damage.

•• Memory modules have a foolproof design. A memory module can be installed in only one direction. If you are unable to insert the memory, switch the direction.

Dual Channel Memory Configuration

This motherboard provides four memory sockets and supports Dual Channel Technology. After the memory is installed, the BIOS will automatically detect the specifications and capacity of the memory. Enabling Dual

Channel memory mode will double the original memory bandwidth.

Please visit GIGABYTE's website for details on hardware installation.

- 10 -

The four memory sockets are divided into two channels and each channel has two memory sockets as following:

Channel A: DDR4_2, DDR4_4Channel B: DDR4_1, DDR4_3

Dual Channel Memory Configurations Table

	DDR4_4	DDR4_2	DDR4_3	DDR4_1
2 Modules	- -	DS/SS	- -	DS/SS
	DS/SS	- -	DS/SS	- -
4 Modules	DS/SS	DS/SS	DS/SS	DS/SS

(SS=Single-Sided, DS=Double-Sided, "- -"=No Memory)

Due to CPU limitations, read the following guidelines before installing the memory in Dual Channel mode.

1.Dual Channel mode cannot be enabled if only one memory module is installed.

2.When enabling Dual Channel mode with two or four memory modules, it is recommended that memory of the same capacity, brand, speed, and chips be used.

1-5 Installing an Expansion Card

Read the following guidelines before you begin to install an expansion card:

•• Make sure the motherboard supports the expansion card. Carefully read the manual that came with your expansion card.

•• Always turn off the computer and unplug the power cord from the power outlet before installing an expansion card to prevent hardware damage.

1-6 Setting up AMD CrossFire™/NVIDIA® SLI™ Configuration

A.System Requirements

-- Windows 10/8.1/7 operating system

-- A CrossFire/SLI-supported motherboard with two or more PCI Express x16 slots and correct driver -- CrossFire/SLI-ready graphics cards of identical brand and chip and correct driver

(CurrentGPUsthatsupport3-WayCrossFiretechnologyincludetheAMDRadeon™ HD 6800, HD 6900, HD 7800, HD 7900, R9 200, R7 200, R9 300, R7 300, RX 400 series and above. For the latest GPU support information, please refer to the AMD website.) (Note 1)

-- CrossFire (Note 2)/SLI bridge connectors

-- A power supply with sufficient power is recommended (Refer to the manual of your graphics cards for the power requirement)

B.Connecting the Graphics Cards

Step 1:

Observe the steps in "1-5 Installing an Expansion Card" and install CrossFire/SLI graphics cards on the PCI Express x16 slots. (To set up a 2-Way configuration, we recommend installing the graphics cards on the

PCIEX16 and PCIEX8 slots.) Step 2:

Insert the CrossFire(Note 2)/SLI bridge connectors in the CrossFire/SLI gold edge connectors on top of the cards. Step 3:

Plug the display cable into the graphics card on the PCIEX16 slot.

C. Configuring the Graphics Card Driver

C-1. To Enable CrossFire Function

After installing the graphics card driver in the operating system, go to the AMD RADEON SETTINGS screen. Browse toGaming\Global Settings and ensureAMD CrossFireXis set toOn.

C-2. To Enable SLI Function

After installing the graphics card driver in the operating system, go to the NVIDIA Control Panel. Browse to the

Configure SLI, Surround, Physx screen and ensure Maximize 3D performance is enabled.

(Note 1) When using dual core graphics cards, only 2-way is supported.

(Note 2) The bridge connector(s) may be needed or not depending on your graphics cards.

Procedure and driver screen for enabling CrossFire/SLI technology may differ by graphics cards and driver version.

RefertothemanualthatcamewithyourgraphicscardsformoreinformationaboutenablingCrossFire/SLItechnology.

- 11 -

1-7 Back Panel Connectors

PS/2 Keyboard/Mouse Port

Use this port to connect a PS/2 mouse or keyboard.

USB 3.1 Gen 1 Port

The USB 3.1 Gen 1 port supports the USB 3.1 Gen 1 specification and is compatible to the USB 2.0 specification. You can connect a USB DAC to this port or use this port for USB devices.

DisplayPort

DisplayPort delivers high quality digital imaging and audio, supporting bi-directional audio transmission. DisplayPort can support both DPCP and HDCP content protection mechanisms. You can use this port to connect your Mini-DisplayPort-supported monitor. Note: The DisplayPort Technology can support a maximum resolution of 4096x2304@60 Hz but the actual resolutions supported depend on the monitor being used.

HDMI Port

The HDMI port is HDCP compliant and supports Dolby TrueHD and DTS HD

Master Audio formats. It also supports up to 192KHz/16bit 8-channel LPCM audio output. You can use this port to connect your HDMI-supported monitor. The maximum supported resolution is 4096x2160@24 Hz, but the actual resolutions supported are dependent on the monitor being used.

After installing the DisplayPort/HDMI device, make sure to set the default sound playback device to DisplayPort/HDMI. (The item name may differ depending on your operating system.)

USB Type-C™ Port

The reversible USB port supports the USB 3.1 Gen 2 specification and is compatible to the USB 3.1 Gen 1 and USB 2.0 specification. Use this port for USB devices.

USB 3.1 Gen 1 Port

The USB 3.1 Gen 1 port supports the USB 3.1 Gen 1 specification and is compatible to the USB 2.0 specification. Use this port for USB devices.

USB 3.1 Gen 2 Type-A Port (Red)

The USB 3.1 Gen 2 Type-A port supports the USB 3.1 Gen 2 specification and is compatible to the USB 3.1 Gen 1 and USB 2.0 specification. Use this port for USB devices.

RJ-45 LAN Port

The Gigabit Ethernet LAN port provides Internet connection at up to 1 Gbps data rate. The following describes the states of the LAN port LEDs.

Connection/

Connection/Speed LED:

Activity LED:

Speed LED

Activity LED

State

Description

State

Description

Orange

1 Gbps data rate

Blinking

Data transmission or receiving is occurring

Green

100 Mbps data rate

Off

No data transmission or receiving is occurring

Off

10 Mbps data rate

LAN Port

USB 2.0/1.1 Port

The USB port supports the USB 2.0/1.1 specification. Use this port for USB devices.

- 12 -

Center/Subwoofer Speaker Out (Orange)

Use this audio jack to connect center/subwoofer speakers in a 5.1/7.1-channel audio configuration.

Rear Speaker Out (Black)

This jack can be used to connect rear speakers in a 4/5.1/7.1-channel audio configuration.

Optical S/PDIF Out Connector

This connector provides digital audio out to an external audio system that supports digital optical audio. Before using this feature, ensure that your audio system provides an optical digital audio in connector.

Line In (Blue)

The line in jack. Use this audio jack for line in devices such as an optical drive, walkman, etc.

Line Out (Green)

The line out jack. This jack supports audio amplifying function. For better sound quality, it is recommended that you connect your headphone/speaker to this jack (actual effects may vary by the device being used). Use this audio jack for a headphone or 2-channel speaker. This jack can be used to connect front speakers in a 4/5.1/7.1-channel audio configuration.

Mic In (Pink)

The Mic in jack.

If you want to install a Side Speaker, you need to retask either the Line in or Mic in jack to be Side Speaker out through the audio driver. Please visit GIGABYTE's website for more software information.

•• When removing the cable connected to a back panel connector, first remove the cable from your device and then remove it from the motherboard.

•• When removing the cable, pull it straight out from the connector. Do not rock it side to side to prevent an electrical short inside the cable connector.

1-8 Changing the Operational Amplifier

Step 1:

Use an IC extractor to carefully grip the IC's sides and extract it from the socket.

Step 2:

Align the notch on your OP chip with the notch on the socket and gently press the chip into the socket until seated.

For purchasing the IC extractor and OP Chip, please contact the local dealer.

- 13 -

1-9 Internal Connectors
4	1	6	3
			4
			2
			16
11			9
			8
21			9
			8
			10
			20

15

13 14

7

18

17

11

19

5

12

22

1)	ATX_12V_2X4	12)	F_PANEL
2)	ATX	13)	F_AUDIO
3)	CPU_FAN	14)	SPDIF_O
4)	SYS_FAN1/2	15)	GAIN
5)	SYS_FAN3_PUMP	16)	F_USB30_1/F_USB30_2
6)	CPU_OPT	17)	F_USB1/F_USB2
7)	LED_C	18)	TPM
8)	SATA EXPRESS	19)	THB_C
9)	SATA3 0/1/2/3/4/5	20)	CLR_CMOS
10)	U2_32G	21)	BAT
11)	M2M_32G/M2A_32G	22)	CPU/VGA/DRAM/BOOT

Read the following guidelines before connecting external devices:

•• First make sure your devices are compliant with the connectors you wish to connect.

•• Before installing the devices, be sure to turn off the devices and your computer. Unplug the power cord from the power outlet to prevent damage to the devices.

•• After installing the device and before turning on the computer, make sure the device cable has been securely attached to the connector on the motherboard.

- 14 -

1/2) ATX_12V_2X4/ATX (2x4 12V Power Connector and 2x12 Main Power Connector)

With the use of the power connector, the power supply can supply enough stable power to all the components on the motherboard. Before connecting the power connector, first make sure the power supply is turned off and all devices are properly installed. The power connector possesses a foolproof design. Connect the power supply cable to the power connector in the correct orientation.

The 12V power connector mainly supplies power to the CPU. If the 12V power connector is not connected, the computer will not start.

To meet expansion requirements, it is recommended that a power supply that can withstand high power consumption be used (500W or greater). If a power supply is used that does not provide the required power, the result can lead to an unstable or unbootable system.

			ATX_12V_2X4:
	5	8	Pin No.	Definition	Pin No.	Definition
			1	GND (Only for 2x4-pin 12V)	5	+12V (Only for 2x4-pin 12V)
	1	4	2	GND (Only for 2x4-pin 12V)	6	+12V (Only for 2x4-pin 12V)
		ATX_12V_2X4	3	GND	7	+12V
			4	GND	8	+12V
			ATX:
	12	24	Pin No.	Definition	Pin No.	Definition
			1	3.3V	13	3.3V
			2	3.3V	14	-12V
			3	GND	15	GND
			4	+5V	16	PS_ON (soft On/Off)
			5	GND	17	GND
			6	+5V	18	GND
			7	GND	19	GND
			8	Power Good	20	NC
			9	5VSB (stand by +5V)	21	+5V
			10	+12V	22	+5V
			11	+12V (Only for 2x12-pin	23	+5V (Only for 2x12-pin ATX)
	1	13		ATX)
			12	3.3V (Only for 2x12-pin	24	GND (Only for 2x12-pin ATX)
		ATX		ATX)

3/4) CPU_FAN/SYS_FAN1/2 (Fan Headers)

All fan headers on this motherboard are 4-pin. Most fan headers possess a foolproof insertion design. When connecting a fan cable, be sure to connect it in the correct orientation (the black connector wire is the ground wire). The speed control function requires the use of a fan with fan speed control design. For optimum heat dissipation, it is recommended that a system fan be installed inside the chassis.

							Pin No.	Definition
			1				1	GND
						1	2	Voltage Speed Control
CPU_FAN				SYS_FAN1/SYS_FAN2			3	Sense
							4	PWM Speed Control

•• Be sure to connect fan cables to the fan headers to prevent your CPU and system from overheating. Overheating may result in damage to the CPU or the system may hang.

•• Thesefanheadersarenotconfigurationjumperblocks.Donotplaceajumpercapontheheaders.

- 15 -